Ricoh Aficio SP 4110N - Manual (Page 167)

3. Push the under board levers ( ) and then pull the duplex unit out of the printer ( ).
AUB319S
4. Use the envelope lever.
Lowering the envelope lever increases roller pressure.
AUB036S
Keep the envelope lever lowered when printing normally.
5. Close the rear cover.
AUB317S
Using the Envelope Lever
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